25406320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 62674560

約数和(自身を除く): 37268240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 188, 232, 233, 235, 290, 376, 464, 466, 470, 580, 752, 932, 940, 1160, 1165, 1363, 1864, 1880, 2320, 2330, 2726, 3728, 3760, 4660, 5452, 6757, 6815, 9320, 10904, 10951, 13514, 13630, 18640, 21808, 21902, 27028, 27260, 33785, 43804, 54056, 54520, 54755, 67570, 87608, 108112, 109040, 109510, 135140, 175216, 219020, 270280, 317579, 438040, 540560, 635158, 876080, 1270316, 1587895, 2540632, 3175790, 5081264, 6351580, 12703160, 25406320]

約数ペア:

[(1, 25406320), (2, 12703160), (4, 6351580), (5, 5081264), (8, 3175790), (10, 2540632), (16, 1587895), (20, 1270316), (29, 876080), (40, 635158), (47, 540560), (58, 438040), (80, 317579), (94, 270280), (116, 219020), (145, 175216), (188, 135140), (232, 109510), (233, 109040), (235, 108112), (290, 87608), (376, 67570), (464, 54755), (466, 54520), (470, 54056), (580, 43804), (752, 33785), (932, 27260), (940, 27028), (1160, 21902), (1165, 21808), (1363, 18640), (1864, 13630), (1880, 13514), (2320, 10951), (2330, 10904), (2726, 9320), (3728, 6815), (3760, 6757), (4660, 5452)]